CFTC opens insider‑trading probe into Polymarket over Iran‑war bets

CBS News reported on May 17 that the Commodity Futures Trading Commission is examining suspicious trading on Polymarket tied to bets on U.S. military action in Iran, citing analysis from blockchain forensics firm Bubblemaps. The report said nine connected accounts made more than $2.4 million by betting almost exclusively on specific wartime outcomes, including the timing of U.S. strikes, the possible removal of Iran’s supreme leader and a ceasefire announcement. Bubblemaps co-founder Nicolas Vaiman told CBS the accounts placed more than 80 bets and posted a 98% win rate. Polymarket told CBS that insider trading is “not welcome” on the platform and that it refers suspicious activity to law enforcement. ### What exactly drew regulators’ attention? Nine linked accounts were identified by Bubblemaps as having placed unusually well-timed wagers on Iran-related contracts, according to CBS. The report said many of the bets were made when the implied odds were still low, a pattern Vaiman said was difficult to explain by chance alone. “This might be the most insane pattern we have found on Polymarket so far,” Vaiman told CBS. (cbsnews.com) More than $1 billion has been staked this year on military decisions and outcomes across prediction markets, CBS reported. That volume, combined with concentrated profits in a small set of wallets, has sharpened questions about whether some traders are using nonpublic information tied to government action. (cbsnews.com) ### Has the CFTC already acted in a similar case? The CFTC said on April 23 that it filed a complaint in federal court against Gannon Ken Van Dyke, an active-duty U.S. Army service member from North Carolina, alleging he used classified nonpublic information to trade Polymarket contracts tied to an operation targeting former Venezuelan President Nicolás Maduro. The agency said it was seeking restitution, disgorgement, civil monetary penalties, trading and registration bans, and an injunction. (cbsnews.com) Chairman Michael Selig said in that case that anyone engaging in fraud, manipulation or insider trading in CFTC markets would face “the full force of the law.” The agency said the Van Dyke matter was the first time it had charged insider trading involving event contracts and the first time it had used the so-called Eddie Murphy Rule in a case based on misuse of government information. (cftc.gov) ### What has Polymarket said it is doing? Polymarket said in a statement to CBS that it acts when its systems identify suspicious activity, including by referring matters to law enforcement and cooperating with investigations. In a separate March 24 CBS report, the company said it had updated its rules to ban trades based on “stolen confidential information” or illegal tips and to prohibit trading by people who hold positions of authority or influence over an outcome. (cftc.gov) Neal Kumar, Polymarket’s chief legal officer, said those changes were meant to clarify expectations for participants across the company’s U.S. exchange and offshore operations. CBS also reported that the company said it uses a multi-layered monitoring system and outside surveillance and technology specialists to detect questionable trading. (cbsnews.com) ### Why are lawmakers now pressing the agency? Seven House Democrats wrote to CFTC Chair Michael Selig on April 6 urging tighter oversight of prediction markets after Polymarket briefly hosted contracts on whether two U.S. airmen shot down over Iran would be rescued by specific dates, CBS reported on April 7. Representative Seth Moulton of Massachusetts said it was “morally corrupt and completely unacceptable” to allow wagers on whether U.S. service members live or die. (cbsnews.com) That letter also cited alleged insider trading tied to government actions, including the Maduro case and bets on the timing of U.S. strikes on Iran. The lawmakers wrote that those episodes had fueled concern that the CFTC did not have adequate control over fast-growing prediction markets. ### What would come next if the probe advances? The CFTC’s public enforcement docket shows that event-contract oversight is now an active area for the agency, including a February 25 advisory on enforcement authority over prediction markets and the April 23 Van Dyke complaint. (cbsnews.com) If the Iran-related review produces a formal case, the next public step would typically be a complaint, settlement order or press release naming defendants and alleged misconduct. Polymarket has already said it can refer suspicious trading to law enforcement, and CBS reported that the company is cooperating with investigations. Any additional disclosures are likely to come through a CFTC filing, a court complaint, or a public statement from Polymarket or named lawmakers who have already asked the agency to act. (cbsnews.com) (cftc.gov)